Happiness fact 56: happier, better health

In a 2008 study of nearly 10,000 Australians, participants who reported being happy and satisfied with life most or all of the time were about 1.5 times less likely to have long-term health conditions (like chronic pain and serious vision problems) two years later.

Source: Six Ways Happiness Is Good for Your Health By Kira M. Newman | July 28, 2015